CN108509210A - Automatically update the System and method for of basic input output system - Google Patents

Abstract

The System and method for of other server systems is provided after the basic input output system setting option of one permission manager of present invention offer or controller one server system of update by baseboard controller virtual LAN.For example, this method may include：The order that update basic input output system sets option is received in the specific controller of a node；By check the specific controller inside flag to differentiate whether control spy customizer is principal point；It is also non-from the event of point in the non-principal point of the specific controller, to virtual LAN broadcast principal point request；It discriminates whether to receive response in preset time；In the event for not receiving response, flag inside the specific controller is set as principal point；And it sends out original equipment manufacturer and completes response.

Description

Automatically update the System and method for of basic input output system

Technical field

The present invention relates to the updates of the default of computer system.

Background technology

Modern server farm (server farm) or data center generally mean to provide various operation and storage with service The a large amount of server systems deposited.Each server all needs basic input output system (Basic Input/Output System, BIOS) to support normal operating.BIOS is the firmware that can ensure that server operation part normal operation.BIOS is stored The setting collection for the firmware and the BIOS that server executes when being switched on.BIOS generally identification, initialization and test server system System hardware is used.

BIOS needs update to ensure server system work without anxiety once in a while.Such as：Different setting tests need difference BIOS setup.But it may be there are many server BIOS setup having the same in a data center.Operator will change one by one The process of server settings can be tediously long and time-consuming.

Invention content

The embodiment that the exemplary System and method for of the present invention is different from, provides the solution that an above-mentioned text refers to, by By after allowing manager or controller to update the BIOS setup option of a server by baseboard controller (Baseband Management Controller, BMC) virtual LAN (Virtual Local Area Network, VLAN) updates other Server system BIOS setup option.By BIOS setup option is automatically updated in BMC VLAN, the present invention provides a tool bullet Property, the BIOS management methods of efficiency and automation.

In in one aspect of the invention, computer-implemented (computer-implemented) BIOS setup option is automatic Update method includes：The more newer command of BIOS setup option is received in the specific controller of a node；By the inspection specific control The inside flag (internal flag) of device is to judge whether it is principal point (master)；The non-principal point of the specific controller also It is non-to be asked from the event of point (slave), and to VLAN broadcast principal points；It discriminates whether to receive response in preset time；Not In the event for receiving response, flag inside the specific controller is set as principal point；And send out original equipment manufacturer (Original Equipment Manufacturer, OEM) complete response.

In certain settings, which is an original equipment manufacturer Intelligent Platform Management Interface (Intelligent Platform Management Interface, IPMI) order, it may specify that a specific controller makes it have and VLAN broadcasted The power of node BOIS setting option changes.In certain settings, which can pass through unified Extensible Firmware Interface (Unified Extensible Firmware Interface, call UEFI in the following text) shell interface updates BIOS setup option Order.

In in one aspect of the invention, a computer-implemented BIOS setup option automatic update method includes：In VLAN mono- Updated BIOS setup option is stored in the specific controller of node；Start BIOS system management interrupt before resetting the node (System Management Interrupt, SMI), by SMI handler (handler) to obtain BIOS setup option Those numerical value are simultaneously reached the specific controller by numerical value；By check the specific controller inside flag to differentiate the specific control Whether device processed is principal point；In the event that the specific controller is principal point, updated BIOS setup option is broadcasted to VLAN； It completes that the flag of the specific controller is set as nothing after broadcasting；It transmits OEM and completes response to SMI handler.

In certain settings, BIOS setup option numerical value includes UEFI numerical value.These numerical value can save by IPMI protocol by SMI handler is transmitted to the specific controller.

In in one aspect of the invention, a computer implemented method automatically updates BIOS setup option in system and includes： Open a node；The more new settings option from principal point controller is received in the specific controller of the node, with updated BIOS setup option makes carbon copies existing BIOS setup option, continue the point booting selftest (Power-On Self-Test, Call POST in the following text).In certain settings, which can be received by IPMI protocol and be transmitted by principal point specific controller More new settings option.

In another aspect of the invention, the storage instruction of a non-temporality computer storage media is provided, which is It is as follows that processor executes caused operation：The order of update BIOS is received in the specific controller of a node；It should by checking The inside flag of specific controller is to differentiate whether the specific controller is principal point；It is also non-from point in the non-principal point of the specific controller Event in, to VLAN broadcast principal point request；It discriminates whether to receive response in preset time；In the event for not receiving response In, flag inside the specific controller is set as principal point；It sends out OEM and completes response.

In certain settings, the specific controller of a node is baseboard controller (BMC) in virtual LAN.In the node One storage device can be set to be the specific controller and a central processing unit (Central Process Unit, CPU) It is accessed.The storage device can be any any storage Jie for being set as that program instruction or data can be stored whithin a period of time Matter.It can be the memory that a servo controller is shared with CPU.In certain execution examples, the storage device can be quick flashing Portable disk, Random access memory (Random Access Memory, RAM), Nonvolatile memory (NVRAM), read-only property memory (ROM), electricity Erasable programmable read-only memory (EEPROM) or mailbox formula buffer.

Although in this description most examples be using a specific controller in a node, its be only for example and the present invention not It is limited thereto.Any servo controller independently of except CPU all can be used in VLAN broadcasting BIOS setup option automatically.

In addition, though the present invention using for IPMI to share BIOS setup option between different device, part, the present invention The agreement of the transmission described to other attainable cost specifications can be used.

Remaining features and advantages of the invention include following description, clearly using description or part thereof, or remember by implementing State the content of principle institute acquistion.The features and advantages of the present invention can be obtained by implementing or combining claim.The above content And other features of the present invention will be increasingly clear with following specification and claim, or can originally cover content by implementation The acquistion of principle institute.

Description of the drawings

For enable the present invention above and other purpose, feature and advantage be clearer and more comprehensible, it is cited below particularly go out one or more Preferred embodiment, and coordinate institute's accompanying drawings, be described below in detail.It is noted that although specification is described with reference to the accompanying drawings, However, it is not to limit the invention, and principle can coordinate attached drawing description with supplementary features and explain.

Figure 1A is the system block schematic diagram for broadcasting BIOS setup option automatically in VLAN according to the embodiment of the present invention；

Figure 1B is the system block schematic diagram for broadcasting BIOS setup option automatically according to this technology；

Fig. 2A to 2C is to implement example according to the method for the automatic broadcast BIOS setup option of the present invention；

Fig. 3 is the illustration computing device according to a variety of implementations of the present invention；

Fig. 4 and 5 is a variety of exemplary system legends according to the present invention.

Specific implementation mode

A variety of cases of this technology provide System and method for, so that manager or controller is obtained and are updated on a server system After BIOS setup option, the BIOS setup of other servers in baseboard controller (BMC) virtual LAN (VLAN) is automatically updated Option.The present invention can make BMC VLAN reach elasticity, efficiency and the BIOS of automation management.

Figure 1A is the system signal square for broadcasting BIOS setup option automatically in VLAN 100A according to the embodiment of the present invention Figure.In this instance, VLAN 100A include multiple server systems (such as 102,103) and a network 101.Those servers can be The arithmetic unit of any form data can arbitrarily be handled.For example, the plural number server may include a personal computer, network storage Cryopreservation device or a network operations device.The plural number server system (such as 102,103) can be led to by network 101 with other side Letter.

Each server system all has a plurality of parts.For example, server 102 includes a BMC102-1, a processor 102-2, a BIOS102-3 and a storage device 102-4.Server 103 includes a BMC103-1, a processor 102-2, one A BIOS102-3 and storage device 102-4.

In this example, the BMC in VLAN 100A (such as 102-1 and 103-1) can pass through network 101 and counterparting communications. The BMC (such as 102-1 and 103-1) can processor (such as 102-2 and 103-2) corresponding in same server system one and one Corresponding storage device (such as 102-4 and 103-4) by IPMI information using system bus (such as Intelligent Platform Management Bus, Intelligent Platform Management Bus/Bridge (IPMB)) it is communicated.IPMB is between an integrated circuit Bus (inter-integrated circuit, I²C reinforcing application), for the hardware layer basic interface based on information Standard.Therefore IPMB, which is that believable intercommunication is used, can not need certification instruction.Though this example using BMC as explanation, its He can be used for executing the function of the present invention independently of the servo controller (such as equipment cabinet management controller) of main central processing unit.

In certain settings, the BMC (such as 102-1 and 103-1) in VLAN 100A can be in corresponding server system closedown It is communicated into (out-of-band) outside line frequency with other side under state.For example, BMC (such as 102-1 and 103-1) can make on a local area network With the Remote Management Control Protocol (Remote Management Control Protocol, RMCP) or RMCP being used for IPMI + communicated outside into line frequency.

BIOS (such as 102-3 and 103-3) can be to initialize and identify corresponding server system (such as 102 and 103) Any program instruction or firmware of each part.BIOS is the weight for being responsible for one correspondence server system hardware component of initialization and test Want systematic part.BIOS can to a hardware component provide level of abstraction (abstraction layer), thereby provide application program with Operating system and interface equipment, such as keyboard, display and other input/output units, interactive coherence scheme.

In certain settings, BIOS (such as 102-3 and 103-3) can be in corresponding startup of server operating system, such as Before Microsoft Windows operating systems, (SuSE) Linux OS or any other operating system, systems inspection is carried out.It should Systems inspection is the diagnostic system check carried out when the server system initializes.One example of systems inspection includes booting Self detection (Power-On Self-Test, POST).BIOS can handle the function of most of POST and can hand over certain work It is program (such as image and minicomputer interface (the video and small initialized designed by particular peripherals to give other Computer system interface, SCSI) initialization).The major function of POST may include：Verify cpu cache device with The integrality of bios program code；Check basic part；It checks main system memory and passes control to other particularization BIOS expands.In certain settings, BIOS can handle other POST functions, including：It was found that, initialize and all systems of classifying Bus and device；User interface to more new system setting is provided；System environments is built with according to operating system request.

BIOS (such as 102-1 and 103-1) in VLAN 100A often needs to update.Such as update BIOS is to use It the characteristics of BIOS manufacturer disengaged new function, is operated together with adding hardware, or the program error found in repairing BIOS.

In system 100A, a BIOS setup option can be by a certain specific in plural server system in VLAN 100A The BIOS setup option of server system and be updated or change.Its corresponding storage may be present in updated BIOS setup option Device (such as 102-4 and 103-4).BIOS setup function is left in the particular server system, can trigger one before system resetting BIOS SMI functions.SMI handler (not shown) can obtain for BIOS setup option numerical value (such as UEFI numerical value) and by Those numerical value are transferred to the BMC (such as 102-1 and 103-1) of the particular server system by IPMI protocol.The particular server The BMC of system can check its internal flag, to judge whether itself is to broadcast updated BIOS to VLAN 100A with permission Set a principal point (master) for option.In the event that the BMC is principal point, which can be updated to VLAN 100A broadcast BIOS setup option.Internal flag can be set as without and the particular server is made to reset by the BMC later.

In system 100A, a storage device (such as 102-4 and 103-4) can whithin a period of time store program to be any The storage medium of instruction or data.The storage device can be corresponding BMC (such as 102-1 and 103-1) and processor (such as 102- 2 and 103-2) memory shared.In certain settings, which can be an independent storage device.The storage device can It can for quick flashing Portable disk, random access memory (RAM), non-volatile random access memory (NVRAM), read-only memory or electricity Erasable programmable read-only memory (EEPROM).The storage device is set as stocking system setting, such as BIOS data.

Processor (such as 102-2 and 103-2) can be the central processing unit for being set as executing specific function program instruction (CPU).Such as in start process the processor can access store the corresponding storage device (such as 102-4 and 103-4) BIOS data simultaneously execute BIOS (such as 102-3 and 103-3) to initialize corresponding server system.After completing booting, the processing Device can perform operating system to carry out and manage the particular task of the server.

After a updated BIOS setup option from another BMC in receiving VLAN 100A, a BMC (such as 102- 1 with 103-1) this updated BIOS setup option can be stored in its corresponding storage device (such as 102-4 and 103-4). In certain settings, which is transferred to the correspondence storage device by BMC by IPMI information. In certain settings, BMC can cause the BIOS setup option of its corresponding BIOS (such as 102-3 and 103-3) to be that this is updated BIOS setup option is replaced.

When a particular server system (such as 102 and 103) is switched on or resets, one corresponds to processor (such as 102-2 and 103- 2) the updated BIOS setup option being stored in the correspondence storage device (such as 102-4 and 103-4) can be accessed, and is executed The updated BIOS setup option is to initialize the particular server system.In certain settings, which can be by one System interface (such as I²C the updated BIOS setup option) is accessed.After completing boot program, the executable operation system of the processor System is to carry out and manage the particular task of the particular server.In addition, the processor can perform the updated BIOS setup choosing An at least new function caused by.For example, the updated BIOS setup set of options may include repairing previous BIOS (such as 102-3 and 103-3) program error.

Figure 1B is the example system 100B block schematic diagrams for the automatic broadcast BIOS setup option implemented according to this technology. In this example, this server system 100B includes an at least microprocessor or processor 102-2, one or more cool down parts 110, One main memory 102-4, at least a power-supply unit (Power Supply Unit, PSU) 104；The PSU 104 is from exchange Power supply 105 receives alternating current and provides power to the various parts of the server, such as processor 102-2, north bridge logic 106, outer Enclose component high speed interconnection port 160 (Peripheral Component Interconnect Express, PCIe), south bridge is patrolled Volumes 108, storage device 109, industry standard architecture (Industry Standard Architecture, ISA) slot 150, PCI slot 170 and managing device 102-1.After power-up, server system 100B is set as filling from memory, computer stored It sets or peripheral storage devices loads software application to carry out various operational.109 framework of storage device is server system 100B behaviour Make system and its apply accessible logical blocks, and is set as still possessing server count after server system 100B shutdown According to.

Memory 102-4 can be coupled by north bridge logic 106 and processor 102-2.Memory 102-4 may include, but are not limited to： Dynamic random access memory (Dynamic Random Access Memory, DRAM), double-speed RAM (Double Data Rate DRAM, DDR DRAM), static random access memory (Static Random Access Memory, SRAM) or other Suitable memory type.Memory 102-4 may be configured as the BIOS data of storage server system 100B.In certain settings, BIOS data can be stored in storage device 109.

In certain settings, processor 102-2 can be multi-core processor, wherein each core processor all by company after It is connected to a cpu bus of north bridge logic 106 and is coupled together.In certain settings, north bridge logic 106 can be integrated into processor In 102-2.North bridge logic 106 may also connect to a plurality of quick peripheral component interconnection (Peripheral Component Interconnect Express, PCIe) slot 160 and a south bridge logic 108 (optional).160 company of can be used as of such PCIe slot Connect or bus, as PCI Express x1,2.0 USB, SMBus cards, SIM card, another channels PCIe it is following expand, 1.5 volts And 3.3 volts of electric power and in server system 100B cabinets diagnosing the electric wire of luminous two collective.

In system 100B, north bridge logic 106 passes through a peripheral component interconnection (PCI) bus with south bridge logic 108 107 are connected.Pci bus 107 can support the reference format function of processor 102-2, this reference format is independently of all CPU's The format of local bus.Pci bus 107 can be connected to a plurality of PCI slots 160 (a such as PCI slot 161) in turn.It is total to be connected to PCI The device of line can be bus control unit (not shown), which is to be connected directly to cpu bus, in processor 102-2 The band of position be assigned position, and it is synchronous with independent bus frequency.Pci card can be used for plural PCI slot 140, including but unlimited In：Network adapter, sound card, modem, TV are sought card, disc controller, video card, minicomputer interface (small computer system interface, SCSI) adapter and Personal Computer Memory Card International Association (Personal Computer Memory Card International Association, PCMCIA) blocks.

South bridge logic 108 can couple pci bus 107 to a plurality of expansion boards or slot 150 (such as one by an expansion bus ISA slots 151).This expansion bus can be one for connecting south bridge logic 108 to the bus of peripheral unit, and may include but unlimited In：Industry standard architecture (ISA) bus, low foot number (Low Pin Count, LPC) bus, expands ISA at PC/104 buses Bus, universal serial bus (USB), integrating apparatus circuit (IDE) bus or other it is any be suitable for peripheral unit data transmission Bus.

In system 100B, south bridge logic 108 is coupled to a managing device 120-1, managing device 102-1 connections in turn An at least PSU 104.In certain execution examples, which can be a baseboard management controller (BMC), rack management control The controller that device (Rack Management Controller, RMC) or other any types are suitble to.Managing device 102-1 is set It is set to a control at least PSU104 and/or other feasible operations.In certain execution examples, managing device 102-1 is set as supervising Depending on process demand, the connection status of part and/or server system 100B.

Although the example system 100A and 100B of Figure 1A and Figure 1B only show certain parts respectively, number can be handled or stored According to, receive or transmission signal or provide for lower layer's part fresh air different types electronics or computer parts can all wrap It includes in example system 100A and 100B.In turn, example system 100A in 100B electronics or computer parts can be arranged To execute different applications and/or use different types of operating system.Operating system may include but be not limited to Android, Berkeley software suite (Berkeley Software Distribution, BSD), iPhone OS (iOS), Linux, OS X, Class Unix real time operating systems (such as QNX), Microsoft Windows, Window Phone and IBM z/OS.

Depending on the required embodiment of example system 100A and 100B, various networks can be to use with information protocol, packet It includes but is not limited to：TCP/IP, open system interconnection communication (Open Systems Interconnection, OSI), file pass Defeated agreement (File Transfer Protocol, FTP), universal plug and play (Universal Plug and Play, UPnP), Network File System (Network File System, NFS), common Internet file system (Common Internet File System, CIFS), AppleTalk and other.Skilled person will appreciate that the example in Figure 1A and 1B System 100A and 100B systems are for illustration purposes.Therefore, network system can use a variety of variation realizations.Simultaneously also in accordance with this technology Various embodiments provide network platform setting.

In the example arrangement of Figure 1A and 1B, example system 100A and 100B may also comprise one or more wireless parts, should Some wireless parts can be in being communicated in the operating range in specific wireless channel with an excessively multiple electronic devices.The wireless channel can For any suitable channel for allowing device to carry out wireless communication, such as bluetooth, the cellular, channels NFC or Wi-Fi.It should be understood that should Device can have widely known one or more wire communications connection in this technology.In the range of various examples, various other components and/ Or combination is also possible.

Purport described above is the principle for enumerating this technology and various embodiments.Fully understand it is disclosed above after, to this A variety of changes or modifications that invention carries out can become apparent.

Fig. 2A shows to broadcast the exemplary method of BIOS setup option in multi-node system that one implements according to this technology automatically 200A.It should be understood that exemplary method 200A is only to enumerate, the other methods according to this technology may include additional, less or become The step of change, is with similar or variation sequence or parallelly implements.Exemplary method 200A originates in step 202, in a node Specific controller receives an order of one node BIOS setup option of update.The order may be from manager or the control of system Device.In certain settings, the order be OEM IPMI orders, specify the specific controller for into system other nodes it is wide Broadcast the principal point of the power of BIOS setup option change.In certain settings, which can provide one by UEFI shell interfaces BIOS setup tool, so that manager updates the BIOS setup option.

In step 204, which can check an inside flag, with judge the specific controller whether be with Power broadcasts the principal point controller that the node BIOS setup option changes to other systems interior joint.The specific controller be from In the event of base site controller, in step 205, which can send out completion response (a such as OEM completes response) to example Such as UEFI shell interfaces cannot be a principal point controller to point out the specific controller at the time point.In the specific control Device has been in the event of main base site controller, and in step 206, which can send out completion response, and (a such as OEM completes to ring Answer) to such as UEFI shells interface, to point out that the specific controller has been principal point controller and has been licensed to such node Updated BIOS setup option of other node broadcasts in the node.

In a step 208, which can broadcast principal point and ask to give the system.In step 210, the specific control Device can determine whether to receive the response of other nodes of such node in system within the preset time.In certain settings, Only in another node of such node there is an inside flag to point out that a controller of another node is a principal point controller When, the principal point request of another node response from the specific controller.

In receiving plurality of Node in the event of another node response, in the step 212, which can set it Internal indicator is to mean the control device from point and be operable as value from point.In step 214, which sends out one Response (a such as OEM complete response) is completed, until such as UEFI shell interfaces, to point out that the specific controller can not be at the time point Principal point.

It is not received in limiting time in the event that other nodes respond in plurality of Node, in the step 216, this is specific Controller can set its internal indicator as principal point, that is, mean the value that the control device is operable as principal point.In step 218, this is specific Controller sends out one and completes response (a such as OEM complete response) extremely, such as UEFI shell interfaces, to point out based on the specific controller Point simultaneously can be to the updated BIOS setup option of other node broadcasts point.

Fig. 2 B show that one is implemented on the exemplary method for broadcasting BIOS setup option in multi-node system automatically according to this technology 200B.Exemplary method 200B originates in step 220, a certain updated BIOS setup option of node store in plurality of Node. In certain settings, which can provide one BIOS setup tool of manager to update BIOS setup option.In step 222, After completing to update BIOS setup option, SMI functions can be caused before resetting the node by leaving BIOS setup tool.

In step 224, a SMI handler can get the BIOS setup numerical value of plurality of Node and transmit those numerical value extremely One specific controller of the node.In certain settings, those numerical value are sent to the spy by SMI handler by IPMI protocol Determine controller.

In step 226, which can check an inside flag to judge whether the specific controller is principal point Controller implies that internal flag is set to principal point or from point.In the event that the specific controller is principal point, in step 228, The specific controller can broadcast other nodes in updated BIOS setup option to complex points.In step 230, this is specific Internal flag can be reset to nothing by controller after the completion of broadcasting updated BIOS setup option in turn.In step 232, should Specific controller can send out completion response (a such as OEM complete response) extremely in turn, such as UEFI shell interfaces, to point out to have updated BIOS option be broadcasted.In step 234, which can reset the node in turn.

In the non-event for principal point of the specific controller, exemplary method 200B enters step 234, which can Reset the node.

Fig. 2 C show that one is implemented on the exemplary method for broadcasting BIOS setup option in multi-node system automatically according to this technology 200C.Case method 200C originates in step 240, and a node is opened in plurality of Node.

In step 242, a controller receives updated BIOS setup choosing from the principal point controller of system in the node .In step 244, the specific controller can lead to the POST of node with obtain updated BIOS setup option and override in Script BIOS setup option.The specific controller can trigger POST in turn to continue in step 246.

Technical term

One computer network is to assemble by the geographic distribution of the node of communication connection and section interconnection, in terminal, Such as personal computer and work station, between transmission data.There are many can obtain the network of type, Type Range is from LAN (Local Area Network, LAN), wide area network (Wide Area Network, WAN) arrive eclipsed form and software defined network (Software-defined Network), such as virtually extensible LAN (virtual extensible local area Networks, VXLAN).

LAN usually connections are located at same entity area, such as same building or garden, the special privately owned communication link of node It connects.On the other hand, WAN usually connections are geographically spread out the connection between the node of long range, such as carrier telephone line, optical line Diameter, Synchronous Optical Network (Synchronous optical networks, SONET) or synchronous digital class (synchronous Digital hierarchy, SDH).LAN and WAN may include the second layer (L2) and/or third layer (L3) network and device.

Internet provides the example that Node World communicates on each network for WAN connections world heterogeneous networks.Node usually according to Control communication protocol is such as transmitted according to default definition communication protocol, the Internet communication protocol (TCP/IP) exchanges discrete message frame Or package is communicated in aforementioned network.In this application, communication protocol can refer between node how interactive specification.It calculates Machine network can be in turn by relay point, such as router, and connects and then expand effective " size " of each network.

Eclipsed form network generally allows to establish simultaneously hierarchical virtual network on a physical network framework.Eclipsed form network is assisted View, such as virtual extendible LAN (Virtual Extensible LAN, call VXLAN in the following text), general routed encapsulation realize network Virtualize (Network Virtualization using Generic Routing Encapsulation, NVGRE), network Virtualized stack (Network Virtualization Overlays, NV03) and transport layer tunnel (Stateless Transport Tunneling, STT), a permission, which is provided, in multiplying by L3 and L3 network layers on logic channel carries network flow Flow encapsulates rule.Such logic channel can be originated by Virtual Channel terminal (Virtual Tunnel End Points, VTEP) And terminate.

In addition, eclipsed form network may include virtual section, such as the VXLAN sections in VXLAN overlapping networks, wherein may include L2 the and/or L3 overlapping networks that virtual machine (Virtual Machine, VM) is communicated thereon are provided.Virtually section can be One virtual network discre value (Virtual Network Iidentifier, VNI), such as VXLAN Network Recognition values, is identified, should Discre value can recognize that the virtual section or domain of its connection.

Network virtualization allows hardware and software resource consolidation to a virtual network.For example, network virtualization is permissible more A virtual machine is connected to physical network by respective virtual lan (VLAN).Virtual machine can be according to its corresponding virtual net of institute Network is grouped, and can be communicated with other devices of other virtual machines and interiorly or exteriorly network.

Network segment, as entity or virtual section, network, device, port, entity or logical connection and/or flow can be big Cause is divided into bridge joint (bridge) or flood (Flood) domain.Bridge joint or flood domain can indicate that a broadcast domain such as L2 is wide Broadcast domain.Bridge joint or flood domain may include independent subnet, but may also comprise multiple subnets.In addition bridge joint domain may connect to net Bridged network domain interface on network device, such as exchanger.Bridged network domain interface can be support L2 bridge coils and L3 route networks it Between flow logic interfacing.In addition, bridged network domain interface can support procotol (IP) to terminate, VPN is terminated, at location resolution Reason, MAC positioning etc..Bridge joint domain and bridged network domain interface can all be identified by same index or discre value.

In addition, endpoint groups (End Groups, EPG) can in a network with for by application program image (mapping) extremely Network.Especially, the grouping of application terminal in network can be used so that connectivity and criterion are applied to the application program in EPG Grouping.EPG can be used as the container of shipment, the set of application program or application component and reality transmission and criteria logic Level.EPG is also by being changed to using Logic application boundary (logical application boundary) to allow network The separation of policy (network policy), safety and address forwarding (forwarding from addressing).

High in the clouds operation can be provided to enable in one or more networks provides computational service with shared resource.High in the clouds operation is logical It often may include the operation based on network, calculation resources set can be obtained and be provided dynamically and divide (such as " high in the clouds ") by network Cloth to each client or subscriber computer or other with screening device.High in the clouds calculation resources, such as, it may include any kind of resource is such as Operation, storage, network equipment and virtual machine etc..For example, resource may include server unit (fire wall, depth preamble detection, stream Measure detection, load balance etc.), operation/processing unit (server, CPU, memory, violence (brute force) processing capacity), Storage device (such as network attached storage, storage LAN device).In addition, these resources can be used for supporting virtual net Network, virtual machine (VM), database and application program (Apps) etc..

High in the clouds calculation resources may include in " privately owned high in the clouds ", " publicly-owned high in the clouds " and/or " mixing high in the clouds "." mixing high in the clouds " can be Pass through the inside of technology is interactive or form an alliance by forms cloud architecture by two or more high in the clouds.In itself, mixing high in the clouds is Interaction between private and public high in the clouds, wherein privately owned high in the clouds be added publicly-owned high in the clouds and by safety with it is flexible in a manner of utilize it is publicly-owned The resource in high in the clouds.High in the clouds calculation resources can also be provided by such as VXLAN of the virtual network in overlapping network.

In internet exchange system, one can be maintained to check database (lookup database) to record each connection so far The routing of the terminal of exchange system.However terminal can have and multigroup be positioned and connected to multiple tenants.Those terminals can have a variety of The discre value of type, such as IPv4, IPv6 or the second layer (Layer 2).Check that database must be provided with to different mode to handle Different types of terminal identification value.Some check that the ability of database is designed as the different address type that processing enters package. In addition, internet exchange system checks that database is generally limited by 1,000 virtual flow-lines and transfers (VRF).Therefore, it is necessary to Algorithm is checked in one improvement that can be used for handling various terminal identification value.Presently disclosed techniques is proposed for the position in telecommunication network It sets and checks required technology.The present invention is disclosed as system, method and computer readable storage media with unified all types of terminal Discre value by mapping terminal identification value a to uniform spaces and allows various forms of check to be uniformly processed.One example system The brief introduction of system and network, as Fig. 3 and Fig. 4 are disclosed.The present embodiment is deformed in described in each embodiment.The relevant technologies please join Examine Fig. 3.

Fig. 3 shows an arithmetic unit 300 for being suitable for realizing this technology implementation.Arithmetic unit 300 includes a main central processing Unit (CPU) 362, interface 368 and a bus 515 (such as PC buses).When being operated under suitable software or firmware control, CPU 362 is responsible for executing package management, error detection and/or routing function, such as improper connecting detection (miscalling Detection) function.Under software control, including operating system and any suitable application software are preferably complete by CPU 362 At above-mentioned function.CPU362 can include one or more of processor 363, such as Motorola microprocessor family or MIPS microprocessors The processor of family.In another execution example, processor 363 is not designed for one to control the hardware of the running of arithmetic unit 300. In one specific execution example, memory 361 (such as non-volatile ram and/or ROM) also forms the part of CPU 362.However, interior have Many differences can be coupled to the mode of system.

Interface 368 is typically provided as adapter (sometimes referred to as " line card (line card) ").In general, those The transmission of package on card control network and other interface equipments for receiving and arithmetic unit 300 being supported to use sometimes.It can provide Interface be Ethernet interface, Frame Relay interface, coaxial cable interface, DSL interfaces, Token Ring (token ring) interface Etc..In addition, various hypervelocity interfaces can be to provide, such as quick mark ring interface, wireless interface, Ethernet interface, Gigabit Ethernets interface, atm interface, HSS interfaces, pos interface, fddi interface etc..In general, these interfaces can Suitable port including being suitble to medium communication.In certain execution examples, interface may also comprise independent processor, and in some implementations It may include volatibility RAM in example.Those independent processors can control communications-intensive tasks such as packet switch and medium control and pipe Reason.Plural separation processor is provided by communications-intensive tasks, those interfaces allow host CPU 362 efficiently to execute road By operation, network diagnosis, security function and other.

Although system shown in Fig. 3 is a certain operations device of this technology, the present patent application absolutely not can be implemented only One network equipment constructs.Such as often made with the framework and other frameworks for handling the uniprocessor for communicating and routeing operation etc. It uses.In addition other type interfaces can be also used together with medium with router.

No matter network equipment setting why, one to multiple group of memory or memory modules (including memory 361) can be used to be arranged with Store program instruction and above-mentioned roaming mechanism, the routing optimality and routing function of general-purpose network operations, such as the program instruction The operation of controllable operation system and one or more application programs.It is somebody's turn to do or those memories may be alternatively provided as such as mobile company of storage table Connect, register, related table and other.

Fig. 4 and Fig. 5 shows exemplary system embodiment.Those skilled in the art can be illustrated in application this technology to be more suitable for Embodiment.The possibility of other systems embodiment is also easily illustrated in those skilled in the art.

Fig. 4 shows that a system bus arithmetic system framework 400, wherein systematic part carry out mutually electronics using bus 402 Communication.Example system 400 includes a processing unit (CPU or processor) 430 and a system bus 402.System bus 402 will not Same systematic part is coupled to processor 430, and wherein systematic part includes Installed System Memory 404, such as read-only memory (ROM) 406 and random access memory (RAM) 408.System 400 may include closely connecting or being integrated into a high speed of processor 430 Deposit cache.System 400 can from memory 404 and/or storage device 412 replicate data to cache 428 with sharp processor 430 Quickly access.The waiting data time that can avoid processor 430 with the method cache postpones and provides enhancing efficiency.These or its His module is controllable or is set to control processor 430 to execute various action.It can be profit that other systems memory 404, which also has, With.Memory 404 may include the variety classes memory with different efficiency characteristics.Processor 430 may include any general processor The hardware or software module for being set as control processor 430 with one are such as stored in module 1414, module in storage device 412 2416 and module 3418, or there is software instruction to be incorporated to the special purpose processors designed into actual processor.Processor 430 can For substantially one self-sustaining arithmetic system, including multi-core or multiprocessor, bus, Memory Controller Hub, cache etc..Multi-core Processor can be symmetrical or asymmetric.

In order to allow the interaction of user and arithmetic system 400, input equipment 420 that can represent any number of input mechanism, The microphone that is used such as voice, the touch-control sensing screen of gesture or image input, keyboard, mouse, action input, voice and its He.Output device 442 can be known to those skilled in the art one or more output mechanism.In certain execution examples, multiple mould Formula system allows user to provide the various input linked up with system 400.The communication interface 424 generally can be dominated and be managed User inputs and system output.It has no and limits in hardware setting, therefore cardinal trait herein can be the improvement for completing development Hardware or firmware substitution.

Storage device 412 is a Nonvolatile memory, and it is computer-readable to be that a hard disk or other types can store The computer-readable medium of data, such as magnetic cassette, flash memory, solid-state memory device, multifunctional digital disc (DVD), Cassette tape, RAM 408, ROM 406 and its mixing.

Storage device 412 may include the software module 414,416 and 418 of control processor 430.Other hardware or software mould Block is expected interior.Storage device 412 can be connected to system bus 402.On the one hand, the hardware module for executing specific function can Including the software part being stored in computer-readable medium is to execute the function, which is connected to necessary Hardware component for example processor 430, bus 402, display 436 and other.

Controller 410 can be a specialization microcontroller or processor in system 400, such as baseboard management controller (BMC). In certain execution examples, controller 410 can be the part of Intelligent Platform Management Interface (IPMI).Specially in certain execution examples, A mainboard or main circuit board for 410 embeddable system 400 of controller.Controller 410 can manage the system management software and platform hard Interface between part.Controller 410 also can be from different system and devices and part (internal and/or external), such as controller or outer Part is enclosed, is communicated.As detailed below.

Controller 410 can be directed to notice, warning and/or event generate specific response and with remote-control device or part into Row communication (such as Email Information, the network information) generates automatic hardware and restores instruction or order of program etc..Manager can By restoring program or operation with 410 telecommunication of controller to originate or execute specific hardware, such as detailed below.

The variety classes sensor (such as sensor 426) of system 400 can return parameter such as cooling fan speed to controller 410 Degree, power supply status, operating system (OS) state, hardware state and other.Controller 410 also may include system event record control Device and/or reservoir processed are to manage and retain the event, warning and notice that controller 410 receives.For example, controller 410 or system event recording controller can receive warning or notice from one or more devices or part and be recorded in system event and be stored up It deposits and retains those warnings or notice in part.

Flash memory 432 can be an electronic nonvolatile computer storage media or chip, can be system 400 as storage with And/or data transmission is used.Flash memory 432 can be electrically erasable and/or reprogram.Flash memory 432 may include such as erasable programmable Read-only memory (Erasable Programmable Read Only Memory, EPROM), the read-only storage of electric erazable programmable Device (Electrically Erasable Programmable Read-Only Memory, EEPROM), ROM, NVRAM or mutual Mend metal-oxide semiconductor (MOS) (Complementary Metal-Oxide-Semiconductor, CMOS).Flash memory 432 can store up The special setting collection for the firmware 434 and firmware 434 that deposit system 400 executes when being switched on.Flash memory 432 can also store firmware 434 Setting.

Firmware 434 may include a basic input/output (BIOS) or its successor or equivalents, such as extended firmware Interface (Extensible Firmware Interface, EFI) or unified Extensible Firmware Interface (Unified Extensible Firmware Interface,UEFI).Firmware 434 can be when system 400 originates every time by with sequencer program It loads and executes.Firmware 434 can identify according to setting collection, initialize and test the hardware in system 400.Firmware 434 can be Selftest is executed on system 400, be such as switched on selftest (POST).This selftest can test the function of multiple hardwares part such as Hard disk, optical pickup device, cooling device, memory modules, expansion board etc..Firmware 434 can memory 404, ROM 406, A block is divided to store an operating system (OS) in RAM408 and/or storage device 412.Firmware 434 can load a startup The control of system 400 is simultaneously given operating system by program and/or operating system.

The firmware 434 of system 400 may include that a firmware is arranged, to define firmware 434 how in control system 400 it is each hard Part part.Firmware setting can in decision systems 400 each hardware component starting sequence.Firmware 434 can provide an interface, such as UEFI, to allow the setting of different parameters, these settings may be different from the parameter preset setting of firmware.For example, a user (such as manager) can be used firmware 434 using assigned frequency and bus speed, define which peripheral component as access system 400, set Determine system health detection (such as fan speed and cpu temperature limitation) and/or provide other can influence 400 overall efficiency of system with The parameter of electricity usage.

Although the display of firmware 434 is stored in flash memory 432, those skilled in the art should be to understand firmware 434 to be stored in it His memory part, such as memory 404 or ROM 406.However it is a unrestricted theory that the display of firmware 434, which is stored in flash memory 432, Bright example.

System 400 can include one or more of sensor 426.This one or more sensor 426 may include such as one or more temperature Spend sensor, heat-sensitive sensor (thermal sensor), oxygen sensor, chemical sensor, sensor noise, heat sensor (heat sensor), current sensor, voltage sensor, gas flow transducer, flow sensor, infrared sensor, hot-fluid pass Sensor, thermometer, pyrotron and other.This one or more sensor 426 can be for example, by bus 402 and processor, cache 428, flash memory 432, communication interface 424, memory 404, ROM 406, RAM 408, controller 410 and storage device 412 are led to Letter.This one or more sensor 426 also can be by one or more other modes, such as inter-integrated circuit (I²C), universal output (GPO) etc. and in system other parts are communicated.

Fig. 5 shows that an example computer system 500, the system have a method that can perform this narration or operation and generate With the chip architecture of one graphical user interface of display (GUI).Computer system 500 may include computer hardware, software and firmware For realizing the technology of the present invention.Computer system 500 may include that a processor 510, the processor represent any number of Clear resource on physics and/or logicality, executable software, firmware and the hardware for being set as completing specified operation.Processor 520 can be communicated with can control the controller 510 of its input and output.In this instance, chipset 502 outputs data to output dress 514, such as one screen is set, and can be read and write information to storage device 516, such as may include such as magnetic and solid state medium. Chipset 502 also can be read and write information to storage ROM 518.One connects various user interface part 506 for interface Bus 504 is available for interface connection chipset 502.These user interface parts 506 may include keyboard, microphone, touch control detection With processing circuit, pointing device such as mouse and other.In general, the input of system 500 can be generated or be made by machinery to be any A variety of sources that user generates.

Chipset 502 can also establish interface connection with one or more communication interfaces 508, those communication interfaces 508 can possess Different entity interfaces.Those communication interfaces may include cable LAN, WLAN, broadband wireless network and personal local The interface of net.It is described herein to generate, show and may include receiving orderliness formula data set, the conditioning using some applications of GUI Formula data set is to be received by entity interface or be stored in storage device 516 or 518 by the analysis of itself machine processor 510 Data and generate.In turn, which can input and carry out function appropriate by the reception user of user interface part 506, Such as the function of browse using those inputs of the solution view of processor 510.

In turn, chipset 502 can be communicated with firmware 512, and firmware 512 can be held when computer system 500 is switched on Row.The hardware in collection identification, initialization and testing computer system 500 can be arranged in firmware 512 according to a firmware.Firmware 512 can Selftest, such as POST are executed in system 500.This selftest can test the function of multiple hardwares part 502-518.Firmware 512 can divide a block to store operating system in memory 518.Firmware 512 can load a startup program and/or operation system It unites and operating system is given into the control of system 500.In some cases, firmware 512 can be with hardware component 502-510 and 514- 518 are communicated.Here, firmware 512 can by chipset 502 and/or one or more parts and hardware component 502-510 and 514-518 is communicated.In some cases, firmware 512 can carry out direct communication with hardware component 502-510 and 514-518.

Can be understand to be example system 300,400 and 3500 can have more than a processor (such as 363,430,510) Or enhance the part of the arithmetic unit cluster of processing capacity for network connection.

Think the clear of explanation, this technology may be presented in certain cases with inclusive standalone feature block, inclusive Standalone feature area includes mac function, and mac function includes the steps that embedding grammar and program in device, apparatus parts, software, Or the combination of software and hardware.

In certain execution examples, computer-readable storage device, medium and memory may include a wired or wireless signal, the letter Number comprising bit stream (bit stream) etc..However, when referring to non-transitory computer-readable medium, the medium of exclusion is such as The ontology of energy, carrier signal, electromagnetic wave and signal.

The mode of above-mentioned example can perform by using the computer that has stored or can have been obtained by computer-readable medium Instruction is realized.Such instruction may include, such as lead to or set general service computer, special purpose computer or specially treated Device is to execute specific or mass function a instruction or data.A part for computer resource can be obtained by network.It calculates Machine executable instruction can be such as position, scala media format order such as assembler language, firmware or source code.It can be used for storing storage to refer to It enables, the computer-readable medium examples of information caused by used information and/or above-mentioned example method include disk, light Disk, flash memory, using the USB device of Nonvolatile memory, network storage devices and other.

Apparatus according to the invention enforcement method may include hardware, firmware and/or software, and can be a variety of kenels.This The usual example of class kenel includes laptop, smartphone, small sized personal computer, personal digital assistant, rack Device, self-contained unit etc..The function of this description can also be inserted into interface equipment or expansion board.Further citing, this function Also the different instruction executed on chip or single device different in a circuit board can be realized.

Instruction, the medium for transporting instruction, the calculation resources that execute instruction and other supporting the knot of this calculation resources Structure is the means of the function to provide this description.

After multiple one server B IOS setting options towards offer one user of permission or controller update of this technology certainly The System and method for of other server system BIOS setup options of the dynamic update in same BMC LAN.Upper description is certain specific Example is to show that washability operation can use in different instruction, and those washabilitys can be operated and incorporate instruction by other examples In.Explicitly to explain, this technology in some examples can be to include that standalone feature block is presented, and standalone feature block includes Mac function, mac function include the steps that embedding grammar or instruction or the combination of software and hardware in device, apparatus parts, program.

A variety of cases can be implemented in multiple operating environments in turn, may include that one or more can be used in certain cases Execute the server computer, subscriber computer or arithmetic unit of any number of application program.User or customer set up can wrap Any number of general service personal computer is included, the desktop or laptop of standard operation system, or operation are such as executed Action software and the cellular network of support multiple network and information protocol, wireless or hand-held device.This system also may include more Any commercially available operating system of a operation with other to know function, such as development and data management, the work station of application program calculate Machine.Such device also may include other electronic devices, such as virtual terminal (dummy terminal), thin client (thin Client), games system and other devices with network communicating function.

For hard-wired example or part thereof, present patent application can be realized with any combinations of following technology：Tool Have according to data-signal realize logic function logic gate discontinuous logic, specific answer with what appropriate logic gate combined With integrated circuit (Application Specific Integrated Circuit, ASIC), programmable gate array (Programmable Gate Array, PGA), field programmable gate array (Field Programmable Gate Array, FPGA) etc..

Most examples are using at least one of a variety of commercially available agreements being known to those skilled in the art network to support Communication function, those agreements such as TCP/IP, OSI, FTP, UPnP, NFS, CIFS, AppleTalk etc..The network can be, such as LAN, wide area network, Virtual Private Network, internet, internet, external network, Public Switched Telephone Network, infrared network, Wireless network and any above combination.

The method of above-mentioned example can realize that the instruction is stored in or can obtain in meter by using computer executable instructions Calculation machine readable medium.Such instruction may include as led to or being arranged general service computer, special purpose computer or special use Way processing unit is to execute a specific or mass function.A part for computer resource can be obtained by network.Those computers Executable instruction can be such as position, scala media format order such as assembler language, firmware or source code.Can be used for store storage instruction, The computer-readable medium examples of information caused by used information and/or above-mentioned example method include disk, CD, Flash memory, using the USB device of Nonvolatile memory, network storage devices and other.

Apparatus according to the invention enforcement method may include hardware, firmware and/or software, and can be a variety of kenels.This The usual example of class kenel includes server computer, laptop, smartphone, small sized personal computer, a number Word assistant etc..The function of this description can also be inserted into interface equipment or expansion board.Further citing, this function can also be realized The different instruction executed on different chip or single device in a circuit board.

In the example using network server, which can perform a variety of servos or middle level application software, including HTTP server, ftp server, CGI servers, data server, java server and commercial application server.The service Device also can such as be executed with one or more web applications, those networks according to the process execution request or script of user apparatus What the script or program that application program is write as with one or more with any program language were realized, those language such as Java, C, C#, C+ + or any script such as Perl, Python or TCL and above combination.Those servers also may include database service Device, commercially available person including but not limited on open market.

Server system may include a variety of above-mentioned data storages and memory and storage medium.This can deposit in a variety of positions It sets, such as the storage medium of (and/or in computer) in one or more computer areas or far from any or overall network The storage medium of computer.In a particular example group, those information can be stored in storage familiar to those skilled in the art In LAN (Storage Area Network, SAN).Similarly, computer, server or other network equipment functions are executed Required any archives can be suitably stored in local or remote location.Wherein system includes computerized components, each group Part may include the hardware cell that can be coupled by bus.The unit includes such as an at least central processing unit CPU, at least one input Equipment (such as mouse, keyboard, controller, touch sensing display module or keyboard) and an at least output device (such as display equipment, are beaten Print machine or loudspeaker).This system also may include one or more storage devices, as disk apparatus, optical disc drive and solid-state fill Set such as random access memory (RAM) or read-only memory (ROM) and removable medium apparatus, memory card, flash card Deng.

Such device may also comprise a computer-readable storage media reader, (such as modem has a communication device Line or wireless network card, infrared ray arithmetic unit) and above-mentioned work memory.Computer-readable storage media reader can connect Connect, or be set as receiving, computer-readable storage media, the computer-readable storage media represent long-range, proximal end, it is fixed with And/or removable storage device, and for it is temporary and/or long when accommodate, storage, transmission with receive computer-readable information Storage medium.This system also generally includes a variety of software application journeys in an at least working memory device with a variety of devices Sequence, module and other assemblies, including an operating system and application program such as web browser.It should be evident that different examples can It is obtained by above-mentioned a variety of variations.For example, customized hardware can also be used to and/or particular components can in hardware-software (including Movable software such as small instruction (applet)) or both in realize.In turn, with the connection of other arithmetic units, such as network inputs Output device can be used.

The storage medium and computer-readable medium of part for storing program code or program code may include any Suitable medium that is known in this field or using, including storage medium and computation medium, including storage medium and computation medium, such as But it is not limited to volatile and non-volatile, the removable and nonremovable medium realized in any method, for storing and/or passing Defeated information such as computer-readable instruction, data structure, program module and other data.Including RAM, ROM, EPROM, EEPROM, Flash memory and other memory techniques, CD CDs, multifunctional digital disc (DVD) or other optical disc drives, magnetic clip, magnetic Band, disk or other magnetic storages or other any media that can be used for stocking system and can access data.Based on this technology With teaching, those skilled in the art can other modes and/or method with realize the present invention it is each towards.

The specification of this explanation should be citing teaching rather than restriction effect with legend.But it should be teaching people in the art enough Member is in the spirit and scope for not departing from the present invention and appended claims, when can do a little change and retouching.

Reference numeral

101：Network

102-1：Baseboard controller BMC

102-2：Processor

102-3：Basic input-output system BIOS

102-4：Storage device

103-1：Baseboard controller BMC

103-2：Processor

103-3：Basic input-output system BIOS

103-4：Storage device

101：LAN

102-1：Managing device

102-2：Processor

102-3：Basic input-output system BIOS

102-4：Main memory

104：Power-supply unit

105：Power supply is supplied

106：North bridge

107：Pci bus

10：South bridge

10：Operating system hard disk

110：Cooling part

151：ISA slots

171：PCI slot

361：Memory

362：Central processing unit

363：Processor

368：Interface

402：Bus

404：Memory

406：Read only memory ROM

408：Random access memory RAM

410：Controller

412：Storage device

414：Module 1

416：Module 2

418：Module 3

420：Input equipment

422：Output device

424：Communication interface

426：Sensor

428：Cache

430：Processor

432：Flash memory

434：Firmware

436：Display

502：Chipset

504：Bridge

506：User interface part

508：Communication interface

510：Processor

516：Output device

516：Storage device

518：Random access memory RAM

Claims (10)

1. a kind of computer enforcement method broadcasts basic input and output system automatically in virtual LAN (VLAN) between multiple nodes System (BIOS) sets option, including：

The specific controller of a node in multiple node receives an order, to be selected in one BIOS setup of node updates ；

According to the inside flag of the specific controller, judge whether the specific controller is principal point or from point；

To VLAN broadcast principal point requests；

In in preset time, the response for having no and receiving principal point request is differentiated；

The inside flag of the specific controller is set as the principal point；And

Send out first and complete response, with point out the specific control device be the principal point and can be broadcasted to the VLAN the node one Newer BIOS setup option.

2. computer enforcement method as described in claim 1, further includes：

The updated BIOS setup option in the node store；

Before resetting the node, system management interrupt (SMI) is triggered；And

Cause SMI handler, to obtain multiple numerical value of BIOS setup option and send multiple numerical value to the specific control Device.

3. computer enforcement method as claimed in claim 2, further includes：

According to the inside, flag judges the specific controller for the principal point；

The updated BIOS setup option is broadcasted to the VLAN；

The inside flag of the specific controller is set as nothing；

It sends out second and completes response, to point out that the updated BIOS setup option has been broadcasted；And

Reset the node.

4. computer enforcement method as described in claim 1, further includes：

Judge the specific controller for the principal point；And

Send out third complete response, with point out this it is specific control device be the principal point and can to the VLAN broadcast the point this Newer BIOS setup option.

5. computer enforcement method as described in claim 1, further includes：

The specific controller is judged to be somebody's turn to do from point；And

The 4th completion response is sent out, it should be from putting and fail to broadcast updated BIOS setup choosing to point out that the specific control device is .

6. computer enforcement method as described in claim 1, further includes：

Judge to receive the response of at least principal point request within the predetermined time；

The inside flag of the specific controller is set to be somebody's turn to do from point；And

The 5th completion response is sent out, it should be from putting and fail to broadcast updated BIOS setup choosing to point out that the specific control device is .

7. a kind of server system, including：

One processor；And

One computer-readable medium, to store instruction, described instruction is the processor causes the server system to be held when executing Row operation, including：

The specific controller of a node in VLAN in multiple nodes receives an order, to update BIOS setup choosing in the point The order of item；

Inside flag according to the specific controller judges whether the specific controller is principal point or from point；

Principal point request is broadcasted to the VLAN；

The response for receiving and asking the principal point is had no in differentiating in preset time；

The inside flag of the specific controller is set as the principal point；And

Send out first and complete response, with point out the specific control device be the principal point and can be broadcasted to the VLAN in the node more New BIOS setup option.

8. server system as claimed in claim 7, wherein described instruction cause the system to execute behaviour when being processor execution Make, including：

The updated BIOS setup option in the node store；

Before node resetting, a system management interrupt (SMI) is triggered；And

Cause SMI handler to obtain multiple numerical value of BIOS setup option and send multiple numerical value to the specific control Device.

9. server system as claimed in claim 8, wherein the order causes the system to execute behaviour when being processor execution Make, including：

According to the inside, flag judges the specific controller for the principal point；

The updated BIOS setup option is broadcasted to the VLAN；

The inside flag of the specific controller is set as nothing；

It sends out second and completes response, to point out that the updated BIOS setup option has been broadcasted；And

Reset the node.

10. server system as claimed in claim 7, wherein the order causes the system to execute behaviour when being processor execution Make, including：

Judge to receive at least one response for asking the principal point within the predetermined time；

The inside flag of the specific controller is set to be somebody's turn to do from point；And

The 5th completion response is sent out, it should be from putting and fail to broadcast updated BIOS setup choosing to point out that the specific control device is .